This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A046103 #14 May 05 2020 12:12:10
%S A046103 0,1,9,19,47,207,1289,2785,4074,6859,24651,31510,591831,623341,
%T A046103 4331877,4955218,14242313,19197531,33439844,152956907,186396751,
%U A046103 7981620449,48076119445,56057739894,272307079021,600671897936
%N A046103 Numerators of convergents to the diesis, log_2(5/4).
%H A046103 Wikipedia, <a href="https://en.wikipedia.org/wiki/Diesis">Diesis</a>.
%t A046103 Numerator[ Table[ ContinuedFraction[ Log[ 5/4 ]/Log[ 2 ], i ]//Normal, {i, 30} ] ]
%o A046103 (PARI) contfracpnqn(contfrac(log(5/4)/log(2)),99)[1,] \\ _M. F. Hasler_, Apr 30 2020
%Y A046103 Cf. A046104, A116985.
%K A046103 nonn,frac
%O A046103 1,3
%A A046103 _Eric W. Weisstein_
%E A046103 Links edited by _M. F. Hasler_, Apr 30 2020